Protein: GPN2
GPN-loop GTPase 2 (ATP-binding domain 1 family member B)

Gene: GPN2
Organism: Homo sapiens
Interactions: 19
UniProt ID: Q9H9Y4

Gene Ontology (top 5):
GO:0003924 - GTPase activity
GO:0005525 - GTP binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1437307

GPN1
GPN-loop GTPase 1

7

10

Small-scale

0.962

High

912236

RPB11
DNA-directed RNA polymerase II subunit RPB11-a

5

7

High-throughput

0.654

High

723096

RPB2
DNA-directed RNA polymerase II subunit RPB2

4

13

High-throughput

0.638

High

1416235

RPAP1
RNA polymerase II-associated protein 1

4

3

Small-scale

0.634

High

983708

RPAB5
DNA-directed RNA polymerases I, II, and III subunit RPABC5

4

4

High-throughput

0.630

High

1232021

GL1AD
DNA-directed RNA polymerase II subunit GRINL1A, isoforms 4/5

3

2

High-throughput

0.585

High

621752

RPB3
DNA-directed RNA polymerase II subunit RPB3

2

8

High-throughput

0.574

High

506030

GRL1A
DNA-directed RNA polymerase II subunit GRINL1A

3

2

High-throughput

0.558

High

923541

RPAB4
DNA-directed RNA polymerases I, II, and III subunit RPABC4

1

5

High-throughput

0.489

High

1428144

RPB1B
DNA-directed RNA polymerase II subunit RPB11-b1

1

7

High-throughput

0.489

High

423205

A4
Amyloid-beta precursor protein

1

1

High-throughput

0.457

High

173384

XPO1
Exportin-1

1

13

High-throughput

0.437

High

1435304

EGLN3
Prolyl hydroxylase EGLN3

1

2

High-throughput

0.437

High

1437308

XPO7
Exportin-7

1

13

High-throughput

0.437

High

505980

MYZAP
Myocardial zonula adherens protein

1

2

High-throughput

0.407

High

1435651

DOCK5
Dedicator of cytokinesis protein 5

2

0

High-throughput

0.328

High

1340671

NEDD1
Protein NEDD1

1

0

High-throughput

0.279

Low

1420796

TNG6
Transport and Golgi organization protein 6 homolog

1

0

High-throughput

0.279

Low

167397

KLF11
Krueppel-like factor 11

1

0

High-throughput

0.268

Low


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Last updated: 11Aug2025